Home / 1,077,493.35-1,616,248.12-478,293.42

Finding the Fourth Proportional to 1,077,493.35, 1,616,248.12 and 478,293.42

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Solution

The fourth proportional to 1,077,493.35, 1,616,248.12 and 478,293.42 is: 717,443.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,493.35 : 1,616,248.12 = 478,293.42 : x
  2. Step 2: Convert to fraction form
    1,077,493.35/1,616,248.12 = 478,293.42/x
  3. Step 3: Cross multiply
    1,077,493.35x = 1,616,248.12 × 478,293.42
  4. Step 4: Simplify right side
    1,077,493.35x = 773,040,840,883.37
  5. Step 5: Solve for x
    x = 773,040,840,883.37/1,077,493.35
  6. Step 6: Final answer
    x = 717,443.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.